1. Complete 10Size Kit This metric die set covers M6x1, M7x1, M8x1.25, M8x1, M10x1.25, M10x1.5, M10x1, M12x1.75, M12x1.5 and M12x1.25 sizes, providing comprehensive threading solutions for various and assembly tasks. 2. Robust Bearing Steel Construction Male threading dies feature sturdy bearing steel material that maintains welldefined cutting edges through repeated use, delivering accurate threads with shock tolerance and consistent performance over time. 3. Ergonomic Knurled Wrench The included die wrench has deep knurling patterns on both handle surfaces, ensuring secure grip and comfortable handling even during extended threading sessions in workshop environments. 4. Modular Tool Design Thread tools feature completely detachable wrench and die components, allowing flexible adjustment and access to confined spaces where standard threading equipment cannot reach effectively. 5. Practical use scenarios Repairing damaged or stripped threads in engine blocks, transmission housings, or other metal parts using M6 to M12 sizes. Restoring threaded holes in machinery enclosures or workshop equipment where space is limited and access is challenging. Onsite maintenance for automotive, industrial equipment or power tools, where the modular design helps reach recessed or tight areas.